Hard · Percentages and Percent Change

Hard Percentages and Percent Change Questions

This page lists the 7 hard-difficulty questions on Percentages and Percent Change, one row per record in the site's question bank (data/questions.json), with each question's score band.

By score band: 600-700 1 of 7, 700-800 6 of 7. The Percentages and Percent Change topic page carries all 25 questions on this topic; the other difficulty hubs are easy, medium and hard.

Question	Band
A laptop originally priced at $910 is increased by 15%. What is the new price?	600-700	Open
A jacket originally priced at $895 is marked down by 20%. What is the sale price?	700-800	Open
A stock priced at $935 rises by 20% in one week, then falls by 20% the next week. What is the final price?	700-800	Open
A laptop originally priced at $920 is increased by 20%. What is the new price?	700-800	Open
A jacket originally priced at $590 is marked down by 10%. What is the sale price?	700-800	Open
A stock priced at $445 rises by 15% in one week, then falls by 15% the next week. What is the final price?	700-800	Open
A laptop originally priced at $410 is increased by 15%. What is the new price?	700-800	Open